SUSE SLES16: alsa / alsa-devel / alsa-docs / alsa-topology-devel / libasound2 / etc (SUSE-SU-2026:22381-1)

high Nessus Plugin ID 324840

Synopsis

The remote SUSE host is missing a security update.

Description

The remote SUSE Linux SLES16 / SLES_SAP16 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2026:22381-1 advisory.

This update for alsa fixes the following issue

- CVE-2026-56109: double-free vulnerability in parse_def() in src/conf.c that allows attackers to corrupt memory (bsc#1268853).

Tenable has extracted the preceding description block directly from the SUSE security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the affected packages.

Plugin Details

Severity: High

ID: 324840

File Name: suse_SU-2026-22381-1.nasl

Version: 1.1

Type: Local

Agent: unix

Family: SuSE Local Security Checks

Published: 7/2/2026

Updated: 7/2/2026

Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.5

Percentile: 51.97

CVSS v2

Risk Factor: Medium

Base Score: 5.6

Temporal Score: 4.1

Vector: CVSS2#AV:L/AC:L/Au:N/C:N/I:P/A:C

CVSS Score Source: CVE-2026-56109

CVSS v3

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5.9

Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

CVSS v4

Risk Factor: High

Base Score: 7

Threat Score: 4.7

Threat Vector: CVSS:4.0/E:U

Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:alsa-docs, p-cpe:/a:novell:suse_linux:alsa-devel, p-cpe:/a:novell:suse_linux:alsa-topology-devel, cpe:/o:novell:suse_linux:16, p-cpe:/a:novell:suse_linux:alsa, p-cpe:/a:novell:suse_linux:libasound2, p-cpe:/a:novell:suse_linux:libatopology2

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/SuSE/release, Host/SuSE/rpm-list

Exploit Ease: No known exploits are available

Patch Publication Date: 6/28/2026

Vulnerability Publication Date: 6/22/2026

Reference Information

CVE: CVE-2026-56109

SuSE: SUSE-SU-2026:22381-1

Detections

Analytics